Solution feeding or decanting apparatus



July 25, 1944. c. TIETIG SOLUTION FEEDING OR DECANTING APPARATUS FiledAug. 6, 1941 ENT OR Patented July 5, 94 f sotp'rron mmrs v I new 1 1%;K:-

surname ems. we s n-A R?- 495-685 Among the objects of the invention arethe in tie eletes' o anaenaratu whi h i us iul i9 ebemifi l' lee-Q 1 qno I use the simntatton 9 i piqs qr the r thereby being abieitohandie'aflarie wi with tb 'd or d l e liq i 1 s c Fats; pee 'hm q'llsclet n fi eas w th whl th y vare to b qt'ed mherjbbies to provigie a{nitration or leading element which i mama d jiti h s fi z 'blfition whh the i ution si bside, the filtration can then follow the iiquidievel;

Inthe idrawing, I is aplatforrn of a true]:

i which is shownas of themanually movabletypo,

but may b automotive." "H are the wheels" or meter of said truck. 2121sthe mm or acrane, I

thebooin {lot whichis adapted toprojectover me ms :or tanks in which? isdesired fto' 'work.

A8 iliii'stratedythecrane l2-l3 is of therigid A movable boornrnaybe'employed. 1

"-14 are pulieysat the ends of boom I: over i rather corrosion resistingmaterial euchf as cethat the p n: oraziy b t: mmtr 1 or befor the "difiji'cuit pert started. 'I'his,*itwi11.'be'e d The vat or tank inwhichitisdesiredito work II 15 a precipitate which iforYhiii'pdss .of:

head]; it wm be fiancee-tuning ed" ed to work on thecleareupernatant' qiiduidbefore co in: tofthefthicker 5mg of the.

solution'or s1urrjwhich" 1nig htbloiffli lter The apparatus- 1'sedvantaeql stherefore d o ed fi t '01 and eflicienei in' eans ingapparatus since'* it 'rnor filter.

' The head it comprisesa manifold portion 32 which is preferably made ofstainless "etjeelor ramic ware. vThe manifold portion comprises an whicha reenforeed rubber hose llfpasses' Attached to the end othose tlisia;filtering or' feeding unit l8. .Sincetheweight of hose I pins the weightof the filtering unit I i maybe considerable, a supborting-me'mberfl ispr'eierahij used between mast l2 "and boom ll.

Through onetrunnion 'llthere extendsa pipe" swiveijo'int ilpreferablyiot the fierce type;

a et r N the is ylin r e e reel over whiohthe hose II may pefwouhd. Threel; is supported rotatabiy on"itrunnion's I 9.

Attached to the'same axle 22 thatYsupports reel "l l, thereis tightlyattacheda worni wheel 21 into} which meshes a quick pitch r-wormfl lwhich is mounted in a bracket 25 attached to trunnion s. A hand crankisb jovided to th s s't or rotate reel II by hand and to-iimit the hoseI! which is payed out.

Hosejlco'nnects torthe inlet or outlet of a liquidgfiitered into the filteringheadfli'.

reversible or b1o wer 21. ,Ihis purnp or Y 1 blower, is drivenpreferably by an. electricmotor to 2l, a1 'thongh other meansrnay beusedto drive it.

.nor peed stainiess steel orptherfresistant, 1

passa e extends. iTheEhoee l'ltis attached-by timeabut am not limitedwmmm szr qno the advantage that t eir $t 9 i WWW;

may'lihchide coiled; ma tered: :rn

promote saw o tiict b twee h n e g asitoi "unit and "thematerial"tdfpefnlteredi" 1 d6 nottlirni't mys lf to tubularfiilteiiingunits The f worm a nd wornr wheel 'lon ireel: The

may be a running stream and '29 a conduit.

omitted. The pump 21 need not be reversible. the truck maybe astationary platform, the mo- The above changes are such as can be madewithout'departing from the spirit the invention. a V

In operation the truck ill is first wheeled next "to the vat-"containing the material upon which it is desired'to work. -11filtration. is desired, the filtering head I i is first primed with theliquid by inserting the hose irom the ,dis-

- charge end of the pump into the supernatant liquid ll tor a short timeand running the pump 7 bility being obtained entirely by the movement ofY the crane -13.

tending over the roller support of the crane, a filtering head connectedto the lower end of the flexible tubing depending from the craneadapt--- ed to be suspended in a liquid, said filtering head comprisingan elongated tubular unit composed otpervious flexible material, meansfor maintaining said unit in radial and longitudinally expandedcondition, and means providing communication between the inside of thefiltering unit and the tubing, means for rotating the reel to raise orlower the filtering head, fluid-com- I'I backward until it has filledthe hose liand the filtering units full of the liquid. The system isthus primed for suction, after. whichthe pump 21 is reversed and thefree end 'oi the hose I! placed in the vessel to which it isdesired totransfer the supernatant liquid 30. The size of the float chamber 3! issuflicient tofloat the entire headll including distendersand the liquidmunicating means connecting said tubing and said pump through said reel,said last-mentioned means/comprising a trunnion supporting one end ofthe reel, a coupling having swivel connection with said trunnion, aconduit extending bewith which'the head may be-filled. A suitable amountof slack is prei'erably left in hose. it near the reel ll sothatthe'head can graduallysink r with the level of the liquid If no floatchamber 88 is provided, the reel il must be rotated by crank II to payout suilicient hose so that the filtering head it does not become, airbound. fMter all of the liquid 80 has been removed except for that whichis contained in the precipihate, the filteringhead it may be allowed tofall uponits side, thus lying parallel with the bottom ofthe vat 20.This will bring the precipitatein contact with a greater filteringarea.- The weights and distenders maybe omitted but the .filtering'unitsshouldoi' course be closed at the bottom.

tween said pump and coupling, and a conduit, extending between saidcoupling and the tubing wound upon the reel.

, .3. A filtering machine comprising a pump, a

.reel located adjacent the pump, a crane located adjacent the reel andhaving a horizontal arm adapted to overhang a tank of liquid andproviding a roller support, said pump, reel and crane being mounted upona truck so as to be transported from one tank to another, imperviousflexible tubing wound upon the reel and extending over the rollersupport of the crane. a filtering head connected to the lower end of theflexible tubing depending from the crane adapted to be suspended in theliquid contained within said tank, said filtering head comprising anelongated tubular unit composed of pervious flexible material, means formaintaining saidunit in radial By reversing pump' 21, my apparatus canbe used as a feeder of liquids. For instance, the liquid Ill may be abath of nitrating acid and the liquid to be nitrated may be pumped intothe head I. from whence 'it will diffuse out through the-pores oi thefiltration units IL I! these-pores f are fine enough, other agitationmay in certain cases be-dispensed with. If the liquid 30 is water andhis desired toteed chlorine in regulated amounts into it, pump 21 shouldbe substituted by a blower or chlorine should bated-through a reducingvalve directly into hose. ii on the reel For purposessuch as waterpurification, I0

I claim as my invention:

1'. A filtering machine comprising a pump, a reel located adjacent thepump, a crane located adjacent the reel and comprising a roller supportarranged at an elevation above the reel, impervi- "ous flexible tubingwoundupon the reel and ex- ;tending over the roller support of thecrane. a

filtering head connected to the lower end of the flexible tubingdepending from the crane adapted to be suspended in a liquid, saidfiltering head comprising an elongated tubular filtering unit composedof pervious flexible material, means for maintaining said unit in radialand longitudinally expanded condition, and means providing communicationbetween the'inside of the filtering unit and the tubing, means forrotating the reel to raise or lower the filtering head, andfluidcommunicating means connecting said tubing and said pump throughsaid reel.

v.2. A filtering machine comprising a pump, a

reel located adjacent the pump, a crane located adjacent the reel andcomprising aroller support arranged at an elevation above the reel,impervious flexible tubing wound upon the reel and exa conduit extendingbetween said coupling and the tubing wound upon the reel.

4. A filtering machine comprising a pump, a reellocated adjacentthe'pump, a crane located adjacent the reel and having a horizontal armadapted to overhang-a tank of liquid and providing afroller support,impervious flexible tubing wound upon the reel and extending over theroller support of the crane, a filtering head connected to the lower endof the flexible tubing dependingi'rom the crane adapted to be suspendedin the liquid contained within said tank, said filtering head comprisinga manifold chamber communicating through its top with the tubing.

- a plurality of perforations in the bottom of said chamber, apluralityoi elongated tubular filtering units composed of perviousflexible material, each communicating at its upper end with said chamberthrough a perforation and having a weighted closure member closing itslower end. and a coil spring disposed within and maintaining each ofsaid filtering units in radial and longitudinally expanded condition, aI worm-wheel secured to said reel, a worm engaging said wormwheel, andmeans for turning said worm for retating said reel to raise 'or lowerthe filtering head and fluid-communicating means connecting said tubingand said pump through said reel, said last-mentioned means comprising atrunnion supporting one end of the reel, acoupling having swivelconnection with said trunnion, a conmemos I 3 V out extending betweensaid pump end coupling end a. conduit extending between said couplingend the tubing wound upon the reel. 5. A niterinl machine us set forth11101811! 4' lnr filtering unit. end I. coiier adapted to iit ontomolenient with acid neck.

6. A filtering machine a letjorth in china 4 having 9 neck upon thefiltering head lun'oundl in which the pump is of the revenibie type. ingeach of aid perforations, nid neck being of 5 size opted to receive theupper end of n tubu-

